#FF0000 · Red
Click to copy#FF0000 is a medium, highly saturated red color, closest to Red and near Scarlet and Coral Red. In OKLCH it has 63% lightness and 0.26 chroma at hue 29°. Red suggests energy, urgency and appetite; it draws the eye faster than any other hue, which makes #FF0000 a natural choice for calls to action, sale banners, food and sports brands.
Color codes click to copy
HEX
#FF0000RGB
rgb(255, 0, 0)HSL
hsl(0, 100%, 50%)CMYK
0, 100, 100, 0CSS var
--redContrast
4:1 white · 5.25:1 blackSimilar named colors
How to use #FF0000
Black text passes WCAG AA on #FF0000 (5.25:1); white text does not (4:1).
For a calm scheme pair #FF0000 with its analogous neighbors #FF0080 and #FF8000; for contrast use its complement #00FFFF as a small accent, and anchor everything with a neutral such as #F5F5F7.
--red: #FF0000;
$red: #FF0000;
colors: { 'red': '#FF0000' }